Systems Engineer

About Us

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company.

At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in.

Available Locations: Austin, TX

About the Department

Cloudflare’s engineering teams build and maintain the systems and products that power our global platform. A global platform which is within approximately 50 milliseconds of about 95% of the Internet connected population, serving on average, over 46 million HTTP requests per second.

About the role

Cloudflare engineering delivers code to production at a tremendous pace, and depends on automated testing to do so without incidents. The SLO team builds and runs tooling and the internal platform for other engineering teams, to allow them to effectively measure their service and feature reliability that verify the interactions between systems and products in production at huge scale.

We are looking for highly motivated software engineers to join our Production Platform Organization. You’ll have a strong programming background with a deep understanding and experience developing and maintaining distributed systems. You’ll need to be able to communicate effectively and proactively with engineers across the company to understand the behaviours of our systems and products in order to deliver tooling to meet their monitoring and reliability needs. You will also work closely with product managers and Product Site Reliability Engineers on quality of service measurements for enterprise customers.

Desirable skills, knowledge and experience

Proven track record as a software engineer or similar role.

Programming experience with one of the following languages. Go, Rust or Python.

Experience designing, implementing and maintaining secure and highly-available distributed systems

Ability to develop, document and execute test and SLO plans, test cases and test scripts to verify systems continue to operate as expected

Create and maintain production testing infrastructure and availability reporting

Collaborate with cross-functional engineering teams to understand how their systems function and interact with other Cloudflare systems

Help drive continued improvements in the software development testing processes

Be an excellent communicator, provide clear and concise feedback to engineering and product teams

Experience with measuring uptime metrics like correctness, availability & latency SLOs/SLIs

Bonus points

Experience working with synthetic traffic & load testing tools

Experience working with Clickhouse, Prometheus, GraphQL, Postgres

Experience working with d